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The average power dissipated in a pure inductor is
Options
(a) VI²/4
(b) 1/2 VI
(c) zero
(d) VI²
Correct Answer:
zero
Explanation:
In the inductor circuit, phase difference (ɸ) = 90° or π / 2
we know that, Pₐᵥ = V(rms) I(rms) cos ɸ = V(rms) I(rms) cos(π/2)
Therefore, Pₐᵥ = 0
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If the volume of a block of aluminium is decreased by 1%, the pressure
- The heat dissipated in a resistance can be obtained by measuring of resistance,
- An automobile moves on a road with a speed of 54 km h⁻¹. The radius of its wheels
- If the feedback voltage is increased in a negative feedback amplifier, then
- The angular velocity of second’s hand of a watch is
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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